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solid var(--line);border-radius:var(--radius-card);background:var(--surface-soft)}.member-activate label{font-size:12px;font-weight:700;color:var(--muted)}.member-form-row{display:flex;gap:8px}.member-form-row input{flex:1;min-width:0;padding:7px 10px;border:1px solid var(--line-strong);border-radius:var(--radius-control);background:var(--surface);font:inherit;font-family:ui-monospace,Menlo,monospace;letter-spacing:.04em;text-transform:uppercase}.member-form-row input:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:var(--brand)}.member-message{min-height:18px;margin:0;font-size:12px;color:var(--positive)}.member-activate .member-logout{justify-self:start}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:30px;padding:4px 14px;border:1px solid var(--brand);border-radius:var(--radius-control);background:var(--brand);color:#fff;font:inherit;font-size:13px;font-weight:700;text-decoration:none;cursor:pointer;white-space:nowrap}.btn:hover{filter:brightness(1.08)}.btn:disabled{opacity:.55;cursor:default}.btn[hidden]{display:none}.btn.secondary{background:var(--surface);color:var(--brand);border-color:#a9b3e8}.btn.secondary:hover{background:var(--brand-soft);filter:none}.btn.quiet{background:transparent;color:var(--muted);border-color:var(--line);font-weight:600}.btn.quiet:hover{color:var(--text);border-color:var(--line-strong)}.btn.danger{background:transparent;color:var(--positive);border-color:#f0b4b0}.btn.danger:hover{background:var(--positive-soft);filter:none}.card > h2{margin:0 0 10px}.card h2 small{margin-left:8px;color:var(--muted);font-size:12px;font-weight:500}.plan-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.plan{position:relative;display:grid;gap:4px;padding:12px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);font:inherit;text-align:left;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}.plan:hover,.plan:focus-visible{transform:translateY(-2px);border-color:var(--brand);box-shadow:0 6px 18px rgba(51,70,184,.14);outline:none}.plan .plan-cta{margin-top:4px;font-size:12px;font-weight:700;color:var(--brand)}.pay-dialog{position:fixed;inset:0;margin:auto;width:min(92vw,360px);padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:0 12px 36px rgba(16,24,40,.2)}.pay-dialog::backdrop{background:rgba(16,24,40,.35)}.pay-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}.pay-dialog-head b{font-size:15px}.pay-dialog-amount{display:flex;align-items:baseline;gap:8px;margin:0 0 12px}.pay-dialog-amount span{font-size:13px;font-weight:700}.pay-dialog-amount b{font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--positive)}.pay-dialog-amount small{color:var(--muted);font-size:12px}.pay-dialog-image{display:block;width:100%;max-width:300px;height:auto;margin:0 auto;border-radius:10px}.pay-dialog-next{display:flex;align-items:center;gap:10px;margin:10px 0 0;padding:8px 10px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-soft);font-size:12px;color:var(--muted);line-height:1.5}.pay-dialog-next img{flex:0 0 auto;width:56px;height:56px;border-radius:6px;background:#fff}.pay-dialog-next b{color:var(--text)}.plan.founder{border-color:#a9b3e8;background:var(--brand-soft)}.plan .plan-name{font-size:13px;font-weight:700;color:var(--text)}.plan .plan-price{display:flex;align-items:baseline;gap:4px}.plan .plan-price b{font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--text)}.plan .plan-price small{color:var(--muted);font-size:12px}.plan .plan-per{font-size:12px;color:var(--muted)}.plan .plan-tag{position:absolute;top:-9px;right:10px;padding:1px 8px;border-radius:999px;background:var(--brand);color:#fff;font-size:11px;font-weight:700}.plan.founder .plan-tag{background:var(--warning)}.plan-note{margin:10px 0 0;color:var(--muted);font-size:12px}.howto-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;align-items:stretch}.howto-steps,.howto-compare{display:flex;flex-direction:column}.howto-steps > .steps-row,.howto-compare > .compare{flex:1}.steps-row{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:12px;align-items:center}.steps-row .steps{align-self:center}.pay-mini{padding:8px}.pay-mini img{max-width:132px}.steps{display:grid;gap:8px;margin:0;padding:0;list-style:none;counter-reset:step}.steps li{position:relative;padding-left:36px;line-height:1.6;font-size:13px}.steps li::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:800;line-height:24px;text-align:center}.steps li b{display:block;color:var(--text)}.steps li span{color:var(--muted)}.pay-column{display:grid;gap:10px}.pay-figure{margin:0;padding:10px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-soft);text-align:center}.pay-figure img{display:block;width:100%;max-width:150px;height:auto;margin:0 auto;border-radius:6px;background:#fff}.pay-figure figcaption{margin-top:6px;font-size:12px;color:var(--muted)}.pay-figure figcaption b{color:var(--text)}.compare{width:100%;border-collapse:collapse;font-size:13px}.compare th,.compare td{padding:8px 8px;border-bottom:1px solid var(--line);text-align:left}.compare th{color:var(--muted);font-weight:700;font-size:12px}.compare td:first-child{white-space:nowrap}.compare th:not(:first-child),.compare td:not(:first-child){width:96px;text-align:center}.compare tr:last-child td{border-bottom:0}.compare .yes,.compare .delay{white-space:nowrap}.compare .yes{color:var(--negative);font-weight:800}.compare .no{color:#98a2b3}.compare .delay{color:var(--warning);font-weight:700}.member-faq{display:grid;gap:8px;margin:0}.member-faq dt{font-size:13px;font-weight:700}.member-faq dd{margin:0 0 2px;color:var(--muted);font-size:12.5px;line-height:1.6}.member-page main > .card{margin-bottom:0}.member-disclaimer{margin:-2px 0 8px 2px;color:var(--muted);font-size:11px;line-height:1.6}.member-admin-link{margin-left:8px;color:#b8c0cc;font-size:11px;text-decoration:none}.member-admin-link:hover{color:var(--muted);text-decoration:underline}.admin-login{max-width:380px;margin:40px auto;padding:22px}.admin-login h1{margin:0 0 4px;font-size:18px}.admin-login p{margin:0 0 14px;color:var(--muted);font-size:12.5px}.field{display:grid;gap:4px;min-width:0}.field label{font-size:12px;font-weight:700;color:var(--muted)}.field input,.field select{width:100%;min-width:0;box-sizing:border-box;height:34px;padding:0 10px;border:1px solid var(--line-strong);border-radius:var(--radius-control);background:var(--surface);font:inherit;font-size:13px;line-height:32px}.field select{appearance:none;-webkit-appearance:none;padding-right:28px;background-image:linear-gradient(45deg,transparent 50%,#667085 50%),linear-gradient(135deg,#667085 50%,transparent 50%);background-position:calc(100% - 15px) 14px,calc(100% - 10px) 14px;background-size:5px 5px;background-repeat:no-repeat}.field input:focus,.field select:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:var(--brand)}.field-row{display:grid;grid-template-columns:minmax(0,1fr) 92px;gap:8px}.form-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.admin-error{min-height:0;margin:0;color:var(--positive);font-size:12px}.admin-toolbar{display:grid;grid-template-columns:minmax(0,1fr);gap:10px;align-items:stretch}.admin-block{margin-bottom:0}.admin-block > h2{margin:0 0 8px}.admin-row{display:flex;flex-wrap:nowrap;align-items:flex-end;gap:10px}.admin-row .btn{flex:0 0 auto}.admin-stack{display:grid;gap:10px}.admin-row + .code-list,.admin-stack + .code-list,.admin-row + .detail{margin-top:10px}.admin-row .btn{min-height:32px}.f-plan{flex:0 0 auto}.field-label{font-size:12px;font-weight:700;color:var(--muted)}.seg{display:flex;flex-wrap:wrap;gap:8px}.seg-item{position:relative;display:inline-flex}.seg-item input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}.seg-item span{display:inline-flex;align-items:center;gap:4px;height:32px;box-sizing:border-box;padding:0 12px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface);font-size:12.5px;color:var(--muted);white-space:nowrap;transition:border-color .12s,background .12s}.seg-item span b{color:var(--text)}.seg-item span small{color:var(--subtle);font-size:11px}.seg-item:hover span{border-color:var(--brand)}.seg-item input:checked + span{background:var(--brand-soft);border-color:var(--brand);color:var(--brand);box-shadow:inset 0 0 0 1px var(--brand)}.seg-item input:checked + span b{color:var(--brand)}.seg-item input:focus-visible + span{outline:2px solid var(--brand);outline-offset:2px}.f-note{flex:1 1 120px;min-width:120px}.f-wechat{flex:0 1 200px;min-width:140px}.f-num{flex:0 0 92px}.admin-logout{margin:0}.admin-logout .subpage-home{margin-left:0;background:transparent;cursor:pointer;font:inherit;font-size:11.5px;font-weight:760}.admin-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.stat{display:flex;align-items:baseline;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface)}.stat small{color:var(--muted);font-size:12px;font-weight:700}.stat b{font-size:22px;font-weight:800;letter-spacing:-.02em;line-height:1}.stat.active b{color:var(--negative)}.stat.unused b{color:var(--brand)}.stat.expired b{color:var(--warning)}.stat.revoked b{color:var(--muted)}.btn.mini{min-height:26px;padding:2px 10px;font-size:12px}.code-list{display:grid;gap:6px}.code-list:empty{display:none}.code-item{display:grid;grid-template-columns:auto auto auto;justify-content:start;align-items:center;gap:8px;padding:8px 10px;border:1px solid #a9b3e8;border-radius:var(--radius-card);background:var(--brand-soft)}.code-item code{font-family:ui-monospace,Menlo,monospace;font-size:15px;font-weight:700;letter-spacing:.04em;color:var(--text);overflow-wrap:anywhere}.detail{display:flex;flex-wrap:wrap;gap:4px 16px;margin:0;font-size:12.5px}.detail dt{display:inline}.detail dt::after{content:' '}.detail dd{display:inline}.detail dt{color:var(--muted)}.detail dd{margin:0}.admin-main .admin-table{overflow-x:auto}.codes{width:100%;border-collapse:collapse;font-size:12.5px;line-height:1.3}.codes th,.codes td{padding:3px 8px;border-bottom:1px solid var(--line);text-align:center;white-space:nowrap;vertical-align:middle}.codes th{color:var(--muted);font-size:11.5px;font-weight:700;padding-top:4px;padding-bottom:4px}.codes tr:last-child td{border-bottom:0}.codes td.note,.codes td.wechat{max-width:0;overflow:hidden;text-overflow:ellipsis}.codes th:nth-child(4),.codes td.note{width:22%}.codes th:nth-child(5),.codes td.wechat{width:14%}.codes th:last-child,.codes td.actions{width:1%}.codes td.edit{cursor:text}.codes td.edit:hover,.codes td.edit:focus-visible{background:var(--brand-soft);outline:none}.codes td .ph{color:var(--muted)}.codes .cell-input{width:100%;min-width:90px;box-sizing:border-box;padding:1px 6px;border:1px solid var(--brand);border-radius:4px;font:inherit;font-size:12.5px;line-height:18px;background:#fff}.admin-main > h2{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.admin-main > h2 .filter{margin-left:auto;width:220px;min-height:28px;padding:2px 10px;border:1px solid var(--line);border-radius:var(--radius-control);font:inherit;font-size:12.5px;font-weight:400}.admin-main > h2 .filter:focus{outline:none;border-color:var(--brand)}.admin-main > .admin-error{margin:0 0 6px}.codes td.mono{font-variant-numeric:tabular-nums;color:var(--muted)}.codes td.num{font-variant-numeric:tabular-nums}.codes th:last-child,.codes td.actions{text-align:right}.codes td.actions .btn{margin-left:6px}.codes td.actions .btn.mini{min-height:22px;padding:0 8px}.codes td .st{justify-content:flex-start;min-width:64px;padding-top:1px;padding-bottom:1px;line-height:18px}.codes td.bird{width:32px;font-size:14px}.codes .cell-input.count{width:52px;min-width:0;text-align:center}.codes .empty{padding:18px;color:var(--muted);text-align:center}.st{display:inline-flex;align-items:center;gap:5px;padding:1px 8px;border-radius:999px;font-size:11.5px;font-weight:700;line-height:18px}.st::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}.st.active{background:var(--negative-soft);color:var(--negative)}.st.unused{background:var(--brand-soft);color:var(--brand)}.st.expired{background:var(--warning-soft);color:var(--warning)}.st.revoked{background:var(--surface-soft);color:var(--muted)}.days-left{margin-left:6px;color:var(--muted);font-size:11px}.days-left.soon{color:var(--warning);font-weight:700}@media (max-width:820px){.member-hero,.howto-grid,.admin-toolbar{grid-template-columns:1fr}.admin-row{flex-wrap:wrap}.plan-grid,.admin-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.codes th:nth-child(4),.codes td.note,.codes th:nth-child(5),.codes td.wechat{width:auto;max-width:110px}.steps-row{grid-template-columns:minmax(0,1fr) 120px}}@media (max-width:420px){.member-form-row{flex-direction:column}.pay-column{max-width:200px;margin:0 auto}.field-row{grid-template-columns:1fr}}